The 1978 Critérium du Dauphiné Libéré was the 30th edition of the cycle race and was held from 29 May to 5 June 1978.

The race started in Thonon-les-Bains and finished in Carpentras.

The race was won by Michel Pollentier of the Flandria team.

Ten teams, containing a total of 100 riders, participated in the race:[2] This cycling race article related to French cycling is a stub.

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